Finding the Third Proportional to 4,319,146 and 9,451,772

Step by Step Solution

1. Step 1: Write the proportion equation
   4,319,146 : 9,451,772 = 9,451,772 : x
2. Step 2: Convert to fraction form
   4,319,146/9,451,772 = 9,451,772/x
3. Step 3: Cross multiply
   4,319,146x = 9,451,772 × 9,451,772
4. Step 4: Simplify right side
   4,319,146x = 89,335,993,939,984
5. Step 5: Solve for x
   x = 89,335,993,939,984/4,319,146
6. Step 6: Final answer
   x = 20,683,717.09